Gregory Zakas, D.O.
NPI 1235360769 · Physical Medicine & Rehabilitation Physician · Winter Park, FL
Enrolled with Medicare as Practitioner - Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Zakas, D.O. is a Physical Medicine & Rehabilitation Physician provider in Winter Park, FL (NPI 1235360769).
Provider details
- NPI number
- 1235360769
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 006081 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
533 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Fluoroscopic Guidance for Needle Placement77002 | 102 | $111 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 89 | $76 |
| Injection of Substance Into Lower Spine Canal Using Imaging Guidance62323 | 59 | $248 |
| Injection of Lower Or Sacral Spine Facet Joint Using Imaging Guidance, Single Level64493 | 47 | $256 |
| Injection of Lower Or Sacral Spine Facet Joint Using Imaging Guidance, Second Level64494 | 47 | $131 |
| Destruction of Lower Or Sacral Spinal Facet Joint Nerves Using Imaging Guidance, Single Facet Joint64635 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$168 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-31
- Last updated
- 2025-09-13
- Certified
- 2025-09-13
Frequently asked questions
- What is Gregory Zakas's NPI number?
- Gregory Zakas's National Provider Identifier (NPI) is 1235360769, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Zakas's specialty?
- Gregory Zakas is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Zakas located?
- Gregory Zakas's practice location on file with NPPES is 1412 Trovillion Ave, Winter Park, FL 32789-2910.
- What is Gregory Zakas's phone number?
- The practice phone number listed in the NPPES registry for Gregory Zakas is (407) 856-3695.
- Does Gregory Zakas accept Medicare?
- Gregory Zakas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Zakas's NPI active?
- Yes — Gregory Zakas's NPI (1235360769) is active in the NPPES registry as of the last update on 2025-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.